paractmol

def self.parse(string)
  commands = string.split("\n")
  rover = new(*commands.delete_at(0).split(' '))
  output = ''
  commands.each_slice(2) do |deploy_coords, instructions|
    rover.deploy(*deploy_coords.split(' '))
    output << rover.process(instructions) + "\n"
  end
  output
 end

paractmol

def process(commands)
  commands.each_char do |character|
    case character
      when 'L' then turn_left
      when 'R' then turn_right
      when 'M' then move_forward
    end
  end

  [@x, @y, @face].join(' ')

paractmol

case @face
when 'N'
  @y += 1
when 'S'
  @y -= 1
when 'E'
  @x += 1
when 'W'
  @x -= 1
end

paractmol

def face_to(operator, step)
  idx = DIRECTIONS.index(@face).method(operator).call(step) % 4
  @face = DIRECTIONS[idx]
end

paractmol

class RoverProblem
  DIRECTIONS = %w(N E S W).freeze
  attr_reader :face, :x, :y
  def initialize(max_x, max_y)
    @x = 0
    @y = 0
    @max_x = max_x.to_i
    @max_y = max_y.to_i
  end
end

paractmol

def how_hot(topics, takes = 300)
  results = topics.map do |topic|
    tweets = @client.search(topic, result_type: 'recent').take(takes)
    next [topic, 0, 0] if tweets.empty?
    [topic, (tweets.length / (tweets.first.created_at - tweets.last.created_at) * 60), tweets.length]
  end
  results.sort_by {|result| result[1] }
end

paractmol

def popularity(string)
  tweets = @client.search(string, result_type: 'recent').take(1_000)
  tweets.length / (tweets.first.created_at - tweets.last.created_at) * 60
end

paractmol

client.search("to:justinbieber marry me", result_type: "recent").take(3).each do |tweet|
  puts tweet.text
end

paractmol

SCHEDULER.every '5s' do
  stats = Requests::Wordpress.new.stats
  send_event(
    'page_views',
    current: stats['visitors_today'],
    last: stats['visitors_yesterday']
  )

  stars = Requests::Github.new('https://github.com/sparklemotion/nokogiri').stars_count
  send_event('stars_count', current: stars)

paractmol

require_relative 'request'
require 'nokogiri'

module Requests
  class Github < Request
    def initialize(url)
      super(url)
      chrome!
    end